From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: James Cloos Newsgroups: gmane.emacs.bugs Subject: bug#39554: 27.0.50; cairo not composing sequences Date: Fri, 11 Feb 2022 15:40:19 -0500 Message-ID: References: <83k14tby90.fsf@gnu.org> <83lfp7r2za.fsf@gnu.org> <83zhdmp75f.fsf@gnu.org> <87v8xnche5.fsf@gnus.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="27711"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: Robert Pluim , 39554@debbugs.gnu.org To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Feb 11 21:41:15 2022 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nIcjC-00072r-Oo for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 11 Feb 2022 21:41:15 +0100 Original-Received: from localhost ([::1]:45494 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nIcjB-0003To-JY for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 11 Feb 2022 15:41:13 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:52582) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nIcj0-0003RG-Ov for bug-gnu-emacs@gnu.org; Fri, 11 Feb 2022 15:41:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:38948) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nIcj0-0005a0-FW for bug-gnu-emacs@gnu.org; Fri, 11 Feb 2022 15:41:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1nIciz-0008VR-VW for bug-gnu-emacs@gnu.org; Fri, 11 Feb 2022 15:41:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: James Cloos Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 11 Feb 2022 20:41:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 39554 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 39554-submit@debbugs.gnu.org id=B39554.164461203132651 (code B ref 39554); Fri, 11 Feb 2022 20:41:01 +0000 Original-Received: (at 39554) by debbugs.gnu.org; 11 Feb 2022 20:40:31 +0000 Original-Received: from localhost ([127.0.0.1]:32845 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nIciU-0008UZ-M1 for submit@debbugs.gnu.org; Fri, 11 Feb 2022 15:40:30 -0500 Original-Received: from ore.jhcloos.com ([192.40.56.151]:48468) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nIciS-0008UQ-Ah for 39554@debbugs.gnu.org; Fri, 11 Feb 2022 15:40:29 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=jhcloos.com; s=ore17; t=1644612026; bh=bar6UBxETbRMXYLX+pU6DKB4JkLFGYZc9xJCluGCKl4=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=M7r7x2b1ZBLLCGOWu5+jn+t8LOwjO5irD5hfbU7nNuDxoSv1QTvm+Z6SGNtIJIPbc ARf9OQ42REOFqO1Fm1unnyYCD3XXNRE43O6tRj9BGyUQUy+wwmx4ufrNBpYt/+FLBG P9KGOGlwIdikYY0HTSr8Uk4U4mtFe80TRG2jrFuKuxN8abk5J4XrGLtgo6u2F/hY3s cQ3dRkrPHVJtdozbptiITOGDT9RJqhv4MM0Gh9emOymTy3RUqL4N3nGMxUGm4p7sSM A9pars0Zzz1T6ay/m0awkuN7M0yWQ7Y/mwYsARiVqyflXSRnPSbjnFn1XBq9obixmM u5jKe3Qp4oUhQ== Original-Received: by ore.jhcloos.com (Postfix, from userid 10) id B3E001E34A; Fri, 11 Feb 2022 20:40:26 +0000 (UTC) Original-Received: by carbon.jhcloos.org (Postfix, from userid 500) id BD65FB2DC46; Fri, 11 Feb 2022 20:40:19 +0000 (UTC) In-Reply-To: <87v8xnche5.fsf@gnus.org> (Lars Ingebrigtsen's message of "Thu, 10 Feb 2022 08:25:38 +0100") Face: iVBORw0KGgoAAAANSUhEUgAAABAAAAAQAgMAAABinRfyAAAACVBMVEX///8ZGXBQKKnCrDQ3 AAAAJElEQVQImWNgQAAXzwQg4SKASgAlXIEEiwsSIYBEcLaAtMEAADJnB+kKcKioAAAAAElFTkSu QmCC Copyright: Copyright 2022 James Cloos OpenPGP: 0x997A9F17ED7DAEA6; url=https://jhcloos.com/public_key/0x997A9F17ED7DAEA6.asc OpenPGP-Fingerprint: E9E9 F828 61A4 6EA9 0F2B 63E7 997A 9F17 ED7D AEA6 Original-Lines: 26 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:226676 Archived-At: >>>>> "RP" == Robert Pluim writes: >>>>> "LI" == Lars Ingebrigtsen writes: RP>> I donʼt see the issue with DejaVu Sans Mono in an Xft build, and can RP>> reproduce it in an Xft+Harfbuzz build, so Cairo is not to blame here. LI> in that case Emacs doesn't combine chars. So it's a LI> matter of choosing a font that has wider coverage, I think. no. in this case one font is used. w/ m17lib+libotf the two glyphs are combined and displayed one atop the other (ie, z-axis stacking). w/ harfbuzz the two glyphs still are combined but displayed next to each other. (ie, x-axis stacking). the first way is the correct way. the latter is a bug. -JimC -- James Cloos OpenPGP: 0x997A9F17ED7DAEA6